App: remove unused NavBar component

src/components/index.ts

@@ -1,6 +1,5 @@
 export { default as App } from "./App/App";
 export { default as Header } from "./Header/Header";
-export { default as NavBar } from "./NavBar/NavBar";
 export { default as Panorama } from "./Panorama/Panorama";
 export { default as Info } from "./Info/Info";
 export { default as Toolbar } from "./Toolbar/Toolbar";